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Model:U.S Met | ZJ40/2250L | ZJ40/2250LD | ZJ40/2250DZ | ZJ40/2250DB | ZJ40/2250DBF |
Nominal drilling depth: 4-1/2DP ft m5DP ft m | 8200~13200 2500~40006600~10500 2000~3200 | ||||
Max.hook load: KIPS KN | 496 2250 | ||||
Max. drill pipe load: KIPS KN | 265 1200 | ||||
Drawworks max.input power: hp Kw | 1000 735 | 1000/2100 735/1600 | 1000/1340 735/1000 | ||
Drawwork shifts | 4forward+2reverse | 4 | 4/stepless | stepless | |
Main brake model | Disc brake /Band brake | ||||
Auxiliary brake model | Eddy current brake/E.T.N brake | Energy consumption brake/eddy current brake/E.T. N brake | |||
Wireline diameter : in mm | 1-1/4 32 | ||||
Crown sheaves number and traveling sheaves number | 5×6 | ||||
Hoisting system stringing method | Stringing in order/crossed stringing | ||||
Traveling sheave diameter: in mm | 44 1120 | ||||
Open diameter of rotary table: in mm | 27-1/2 698.5 | ||||
Rotary table drive type | Combination drive | Detachment drive | Combination drive Detachment drive | ||
Mast type | ∏ | ||||
Clear height derrick: ft m | 142 43 | ||||
Substructure height: ft m | 16.4,19.7,24.6 5,6,7.5 | ||||
Clear height of substructure: ft m | 12.4,15.6,20.5 3.76,4.76,6.26 | ||||
Power of single mud pump: hp KW | 1300 956 | ||||
Mud pump sets | 2 | ||||
Type of driving | Integrated chain box | AC-SCR-DC | AC-DC-AC(VFD) | AC-DC-AC(VFD)/engine pump sets | |
Power of main diesel: hp KW | 1100 810 | 1632 1200 | 1360 1000 | ||
Diesel sets | 3 | 4 | |||
Total volume of mud tank: BBL m3 | 1710 260 |
4000m oil drilling rig